How can the PHP documentation and other resources be utilized to troubleshoot and resolve coding discrepancies in PHP scripts?

To troubleshoot and resolve coding discrepancies in PHP scripts, utilize the PHP documentation and other online resources to understand the functions, syntax, and best practices. Look for examples, explanations, and user comments that can provide insights into the issue at hand. Additionally, consider seeking help from online forums or communities where experienced developers can offer guidance and solutions.

// Example code snippet utilizing PHP documentation to resolve an issue with array manipulation

// Issue: Need to merge two arrays in PHP
$array1 = [1, 2, 3];
$array2 = [4, 5, 6];

// Solution: Use the array_merge function to merge the two arrays
$mergedArray = array_merge($array1, $array2);

// Output the merged array
print_r($mergedArray);